20231108Notice_of_Filing_Modified_Procedure_Order_No_35990.pdf

NOTICE OF FILING
NOTICE OF MODIFIED PROCEDURE ORDER NO. 35990 1
Service Date
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION IN THE MATTER OF IDAHO POWER COMPANY’S ANNUAL COMPLIANCE FILING TO UPDATE THE LOAD AND GAS FORECASTS IN THE INCREMENTAL COST INTEGRATED RESOURCE PLAN AVOIDED COST MODEL
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NOTICE OF FILING NOTICE OF MODIFIED PROCEDURE

On October 13, 2023, Idaho Power Company (“Company”) made a compliance filing
(“Filing”) requesting the Commission issue an order accepting its updated “load forecast, natural
gas price forecast, and contracts used as inputs to calculate its Incremental Cost Integrated
Resource Plan (“ICIRP”) avoided cost methodology.” Filing at 1. The Company must update these
inputs by October 15 of each year. See Order Nos. 32697 and 32802. The Filing also updates the
peak and premium peak hours used by the Company for the avoided capacity costs calculations
available to energy storage qualifying facilities (“QF”). ICIRP avoided cost rates are available to
QFs that are above the resource-specific project eligibility cap for published avoided cost rates
under Idaho’s implementation of the Public Utility Regulatory Policies Act of 1978 (“PURPA”).
With this Order the Commission issues notice of the Company’s Filing and establishes
public comment and Company reply deadlines.
NOTICE OF FILING
YOU ARE HEREBY NOTIFIED that the Company’s current load forecast from 2023
through 2043 “shows a decrease in customer loads over the 20-year period” when compared to the
last annual load forecast from October 2022. Filing at 3.
YOU ARE FURTHER NOTIFIED that the Company stated that it is continuing to
follow the Commission-approved method for its natural gas price forecast approved by the
Commission in Order No. 55644 and will “use the most recent S&P Platts long-term forecast.” Id.
at 5. Due to the confidential nature of the Platts forecast, the Company included Confidential
Attachment No. 1 that includes “a table and graph” showing the long-term forecast. Id. at 6.
YOU ARE FURTHER NOTIFIED that the Company stated it has five non-PURPA,
long-term power purchase agreements (“PPAs”) that receive Incremental Cost IRP avoided cost
NOTICE OF FILING
NOTICE OF MODIFIED PROCEDURE ORDER NO. 35990 2
rates: (1) the 101 megawatt (“MW”) Elkhorn Valley Windfarm; (2) the 13 MW Raft River
Geothermal project; and (3) the 22 MW Neal Hot Springs Geothermal project; (4) the 120 MW
Jackpot Solar project; and (5) the 40 MW Black Mesa Energy Solar Project. Id.
YOU ARE FURTHER NOTIFIED that in addition to its agreements with non-PURPA
projects, the Company stated that it has 129 contracts for PURPA QFs which, in the aggregate,
have a total nameplate capacity of 1,134.75 MW. Id. The Company also stated that it’s Filing
included three replacement energy sales agreements for Idaho QFs (totaling 17.52 MW). Id. The
Company further stated that Table 1 of Attachment 2 in the Company’s Filing contains “a list of
new and terminated contracts since the last update on October 14, 2022.” Id. at 7.
YOU ARE FURTHER NOTIFIED that the Company has updated its peak and
premium peak hours for 2024 using the method directed by the Commission in Order No. 34913.
Peak hours in 2023 are as follows: July 1:00 p.m. to 10:00 p.m.; and August 3:00 p.m. to 8:00 p.m.
Premium peak hours in 2024 are as follows: July 5:00 p.m. to 10:00 p.m.; and August 5:00 p.m.
to 8:00 p.m.
YOU ARE FURTHER NOTIFIED that the Company’s Filing and Attachments are
available for public inspection during regular business hours at the Commission’s office. These
documents are also available on the Commission’s website at www.puc.idaho.gov. Click on the
“ELECTRIC” icon, select “Open Cases,” then click on the case number as shown on the front of
this document.
YOU ARE FURTHER NOTIFIED that all proceedings in this case will be held
pursuant to the Commission’s jurisdiction under Title 61 of the Idaho Code.
YOU ARE FURTHER NOTIFIED that all proceedings in this matter will be conducted
pursuant to the Commission’s Rules of Procedure, IDAPA 31.01.01.000 et seq.
NOTICE OF MODIFIED PROCEDURE
YOU ARE FURTHER NOTIFIED that the Commission has determined that the public
interest may not require a formal hearing in this matter, and it will review the case through written
submissions under the Commission’s Rules of Modified Procedure Rules 201-204 of the Idaho
Public Utilities Commission’s Rules of Procedure, IDAPA 31.01.01.201-204. The Commission
notes that Modified Procedure and written comments have proven to be an effective means for
obtaining public input and participation.
NOTICE OF FILING
NOTICE OF MODIFIED PROCEDURE ORDER NO. 35990 3
YOU ARE FURTHER NOTIFIED that persons desiring to state a position on this
Application may file a written comment explaining why they support or oppose the Application.
Persons who would like a hearing must specifically request a hearing in their written comments.
Persons shall have until December 6, 2023, to file written comments. Comments must be filed
through the Commission’s website or by e-mail unless computer access is unavailable. To
comment electronically, please access the Commission’s website at www.puc.idaho.gov. Click the
“Case Comment Form” and complete the form using the case number as it appears on the front of
this document. To file by e-mail, the customer must e-mail the comments to the Commission
Secretary and the Company at the e-mail addresses listed below. If computer access is unavailable,
then comments may be mailed to the Commission and Company at these addresses:

YOU ARE FURTHER NOTIFIED that the Company must file any reply comments by
December 13, 2023.
YOU ARE FURTHER NOTIFIED that if no written comments or protests are received
within the time limit set, the Commission will consider this matter on its merits and enter its order
without a formal hearing. If written comments are received within the time limit set, the
Commission will consider them and, in its discretion, may set the same for formal hearing.
O R D E R
IT IS HEREBY ORDERED that the Company’s Filing be processed by Modified
Procedure, Rules 201-204. Persons interested in submitting written comments must do so by
December 6, 2023. The Company must file any reply comments by December 13, 2023.
For the Idaho PUC:

Commission Secretary Idaho Public Utilities Commission P.O. Box 83720 Boise, ID 83720-0074 [e-mail]
Street Address for Express Mail: 11331 W. Chinden Blvd. Building 8, Suite 201-A
Boise, ID 83714
For Idaho Power Company:

Donovan E. Walker Megan Goicoechea Idaho Power Company 1221 W. Idaho Street P.O. Box 70
Boise, ID 83707-0070 [e-mail] [e-mail] [e-mail]

NOTICE OF FILING
NOTICE OF MODIFIED PROCEDURE ORDER NO. 35990 4
IT IS FURTHER ORDERED that parties comply with Order No. 35375, issued April
21, 2022. Generally, all pleadings should be filed with the Commission electronically and will be
deemed timely filed when received by the Commission Secretary. See Rule 14.02. Service between
parties should continue to be accomplished electronically when possible. However, voluminous
discovery-related documents may be filed and served on CD-ROM or a USB flash drive.
DONE by Order of the Idaho Public Utilities Commission at Boise, Idaho this 8th day
of November 2023.

ERIC ANDERSON, PRESIDENT

JOHN R. HAMMOND JR., COMMISSIONER

EDWARD LODGE, COMMISSIONER

ATTEST:
Jan Noriyuki
Commission Secretary
ICPE2325_Ntc of App_Mod_at.docx